Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
ordúil
←
Irish
ord
(affix)
←
Irish
-úil
(affix)
←
Middle Irish
ordamail
(inherited)
→
Irish
ordúlacht
(affix)
→
Irish
neamhordúil
(prefix)